Hudson, Richard
Word grammar
Basic Blackwell , 1984
Buku Teks SO
Peason, Karl
The grammar of science
Meridian Books, 1957
Buku Teks
Grammar and writing
Macmillan, 1981
Buku Referensi
Laski, Harold J.
A Grammar of Politics
George Allen and Unwin, 1948
Buku Teks SO
Laski, Harold J.
A Grammar of Politics
George Allen and Unwin, 1950
Buku Teks SO